<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        div {
            color: red;
        }

        .cls {
            color: cornflowerblue;
        }

        #d1 {
            color: bisque;
        }

        #d2 {
            color: aqua;
        }


        [type=password]{
            color: red;
        }

        a{
            text-decoration: none;
            color: chartreuse;
        }

        a:link{
            color: black;
        }

        a:hover{
            color: red;
        }

        a:active{
            color: yellow;
        }

    </style>
</head>
<body>

<div>11</div>
<div class="cls">11</div>
<div class="cls">11</div>
<div id="d1">666</div>
<div id="d2">777</div>


<input type="text"> <br>
<input type="password"> <br>
<input type="email"> <br>

<a href="https://www.baidu.com/" target="_blank">百度一下</a>
</body>
</html>